Defensive midfielders require good positional sense, work rate, tackling ability, and anticipation (of player and ball movement) to excel.
Additionally, there is linebacker Scott Galyon, who brings speed and tackling ability in from the sideline.
Urlacher possesses a remarkable combination of speed, tackling ability, versatility and instinct.
He has also been noted for his stoppage work, particularly his clearances and tackling ability.
His rugby background has led to his physical approach and strong sidestepping and tackling ability.
Viggo Jensen was a physically strong player with a great fitness and tackling ability, as well as flair and technique.
Bouma is a technically refined left back/centre back who is known for his hard working nature, defensive positioning and tackling ability.
He is a midfielder and best known for his passing and tackling ability.
Franklin thrived in his new-found position and his positioning and tackling ability was described by the press as 'perfection'.
Overgaard was an excellent wing half-back with good physicality and tackling ability.